Base | Representation |
---|---|
bin | 101010001000101000… |
… | …111011000101111111 |
3 | 11022202222222220202201 |
4 | 222020220323011333 |
5 | 1220123434232033 |
6 | 32441155132331 |
7 | 3161066344300 |
oct | 521050730577 |
9 | 138688886681 |
10 | 45242102143 |
11 | 18206a94a67 |
12 | 89275a40a7 |
13 | 4360119a54 |
14 | 22928907a7 |
15 | 129bd1247d |
hex | a88a3b17f |
45242102143 has 6 divisors (see below), whose sum is σ = 52628567856. Its totient is φ = 38778944652.
The previous prime is 45242102131. The next prime is 45242102179. The reversal of 45242102143 is 34120124254.
It is not a de Polignac number, because 45242102143 - 221 = 45240004991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45242102743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 461654055 + ... + 461654152.
It is an arithmetic number, because the mean of its divisors is an integer number (8771427976).
Almost surely, 245242102143 is an apocalyptic number.
45242102143 is a deficient number, since it is larger than the sum of its proper divisors (7386465713).
45242102143 is an equidigital number, since it uses as much as digits as its factorization.
45242102143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 923308221 (or 923308214 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 28.
Adding to 45242102143 its reverse (34120124254), we get a palindrome (79362226397).
The spelling of 45242102143 in words is "forty-five billion, two hundred forty-two million, one hundred two thousand, one hundred forty-three".
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